$("#hearder").on("click","img",function(){
	history.go(-1)
})
 
$("#main").on("click",".button",function(){
	storage.removeItem('userinfo')
	location.href="signIn.html"
})
var kefu=JSON.parse(storage.getItem("userinfo"));
if(kefu.user_id!=null){
	$(".img").attr("src",kefu.pimg_url)
	$(".nickname").text(kefu.nickname)
}